Amazon.com: Power Wheel Adapter with Fuse & Switch, Secure Battery Adapter for Worx 20V PowerShare Lithium Battery, with 12 Gauge Wire,Good Power Convertor for DIY Ride On Truck,Robotics,RC Toys and Work Lights :
VANON 20V 3.0Ah Replacement for Worx 20V Battery WA3520 MAX Lithium ion WG151s WG155s WG251s WG540s WG890 WG891,2Pack - - Amazon.com